.warning{color:red}select.minimal{background-image:linear-gradient(45deg,transparent 50%,grey 0),linear-gradient(135deg,grey 50%,transparent 0),linear-gradient(90deg,#ccc,#ccc);background-position:calc(100% - 20px) calc(1em + 2px),calc(100% - 15px) calc(1em + 2px),calc(100% - 2.5em) .5em;background-size:5px 5px,5px 5px,1px 1.5em;background-repeat:no-repeat}